<style>
  ul{
    /*border:1px solid blue;*/
    padding:0px;
    float:left;

  }
  ul li{
    border:1px solid white;
    border-radius:10px;
    list-style:none;
    width:150px;
    float:left;
    background-color:#000000;
    color:#FFFFFF;
    font-size:30px;
    font-family:"Arial";
    text-align:center;
    padding:10px 0px;
  }
  ul li:hover{
    background-color:gray;
    /*cursor:pointer;*/
  }
  li a{
    text-decoration:none;
    color:white;
  }
</style>
<ul>
  <li><a href="http://google.com">One</a></li>
  <li><a href="#">Two</a></li>
  <li><a href="#">Three</a></li>
  <li><a href="#">Four</a></li>
  <li><a href="#">Five</a></li>
</ul>
